Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 64% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,433.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 21h 56m.

What airlines fly to Washington, D.C.?

Qatar Airways, Turkish Airlines and Emirates are the top three most popular airlines that fly to Washington, D.C. from Kathmandu according to our data. Qatar Airways is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Dubai (DXB) has the shortest average layover time for this route: 4h 08m.

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

As of January 2026, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$537 Cheap Flights from Kathmandu to Washington, D.C. in 2026

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Find the cheapest flights from Kathmandu to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:50 am - 10:05 am

KTM

IAD

33h 00m

2 stops

3:35 pm - 9:50 am

IAD

KTM

32h 30m

2 stops

$906Multiple Airlines

Tue, Mar 17 - Mon, Apr 20

12:25 pm - 9:05 am

KTM

IAD

31h 25m

2 stops

3:10 pm - 11:00 pm

IAD

KTM

22h 05m

2 stops

$969Multiple Airlines

Wed, Feb 18 - Mon, Aug 17

10:50 am - 7:20 pm

KTM

IAD

43h 15m

2 stops

9:15 pm - 12:15 pm

IAD

KTM

28h 15m

2 stops

$1,027IndiGo

Sun, Feb 1 - Fri, Feb 13

1:15 pm - 7:20 pm

KTM

IAD

40h 50m

2 stops

2:35 pm - 9:05 am

IAD

KTM

31h 45m

1 stop

$1,028Multiple Airlines

Sun, Feb 1 - Fri, Feb 13

4:40 pm - 3:35 pm

KTM

IAD

32h 40m

2 stops

6:15 pm - 2:10 pm

IAD

KTM

34h 10m

2 stops

$1,130KLM

Tue, Jun 2 - Tue, Aug 18

5:10 pm - 7:20 pm

KTM

IAD

36h 55m

2 stops

1:30 pm - 12:15 pm

IAD

KTM

36h 00m

2 stops

$1,164IndiGo

Tue, Feb 17 - Tue, Feb 24

5:40 pm - 3:59 pm

KTM

DCA

33h 04m

2 stops

6:20 am - 4:25 pm

DCA

KTM

24h 20m

2 stops

$1,446Qatar Airways

Fri, Mar 6 - Fri, Mar 13

7:05 pm - 4:50 pm

KTM

DCA

32h 30m

2 stops

5:30 pm - 8:50 am

DCA

KTM

29h 35m

2 stops

$1,519Qatar Airways

Wed, Feb 18 - Mon, Aug 17

7:20 pm - 4:57 pm

KTM

BWI

31h 22m

2 stops

4:39 pm - 4:50 pm

BWI

KTM

62h 26m

2 stops

$1,560Korean Air

Sat, Jun 13 - Wed, Jul 15

7:20 pm - 5:06 pm

KTM

BWI

31h 31m

2 stops

8:10 am - 4:50 pm

BWI

KTM

46h 55m

2 stops

$1,563Korean Air

Sat, Jun 13 - Sun, Jul 19

KLM flights from Kathmandu to Washington, D.C.

Our best KLM deals on Kathmandu to Washington, D.C. flight tickets

KLM

Jun 2

KTM4:40 pmKathmandu Tribhuvan

32h 40m

2 stops

IAD3:35 pmWashington, D.C. Dulles Intl

Aug 18

IAD6:15 pmWashington, D.C. Dulles Intl

34h 10m

2 stops

KTM2:10 pmKathmandu Tribhuvan

$1,130

KLM

Mar 18

KTM2:30 pmKathmandu Tribhuvan

36h 20m

2 stops

IAD5:05 pmWashington, D.C. Dulles Intl

Apr 21

IAD6:15 pmWashington, D.C. Dulles Intl

29h 50m

2 stops

KTM9:50 amKathmandu Tribhuvan

$1,167

KLM

May 31

KTM4:40 pmKathmandu Tribhuvan

33h 10m

2 stops

IAD4:05 pmWashington, D.C. Dulles Intl

Aug 9

IAD6:15 pmWashington, D.C. Dulles Intl

29h 50m

2 stops

KTM9:50 amKathmandu Tribhuvan

$1,168

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways

Mar 6

KTM5:40 pmKathmandu Tribhuvan

33h 00m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Mar 13

IAD11:40 amWashington, D.C. Dulles Intl

19h 00m

1 stop

KTM4:25 pmKathmandu Tribhuvan

$1,210

Qatar Airways

Feb 18

KTM7:05 pmKathmandu Tribhuvan

31h 35m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Aug 17

IAD9:00 pmWashington, D.C. Dulles Intl

26h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

$1,214

Qatar Airways

Feb 10

KTM5:40 pmKathmandu Tribhuvan

25h 25m

1 stop

IAD8:20 amWashington, D.C. Dulles Intl

Aug 2

IAD11:05 amWashington, D.C. Dulles Intl

19h 55m

1 stop

KTM4:45 pmKathmandu Tribhuvan

$1,216

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/17

10:50 am-10:05 am

2 stops33h 00m

Washington, D.C. Dulles Intl

Mon 4/20

3:35 pm-9:50 am

2 stops32h 30m

$906

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 2/18

12:25 pm-9:05 am

2 stops31h 25m

Washington, D.C. Dulles Intl

Mon 8/17

3:10 pm-11:00 pm

2 stops22h 05m

$969

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 2/1

10:50 am-7:20 pm

2 stops43h 15m

Washington, D.C. Dulles Intl

Fri 2/13

9:15 pm-12:15 pm

2 stops28h 15m

$1,027

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 2/1

1:15 pm-7:20 pm

2 stops40h 50m

Washington, D.C. Dulles Intl

Fri 2/13

2:35 pm-9:05 am

1 stop31h 45m

$1,028

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 6/2

4:40 pm-3:35 pm

2 stops32h 40m

Washington, D.C. Dulles Intl

Tue 8/18

6:15 pm-2:10 pm

2 stops34h 10m

$1,130

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 2/17

5:10 pm-7:20 pm

2 stops36h 55m

Washington, D.C. Dulles Intl

Tue 2/24

1:30 pm-12:15 pm

2 stops36h 00m

$1,164

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Fri 3/6

5:40 pm-3:59 pm

2 stops33h 04m

Washington, D.C. Reagan-National

Fri 3/13

6:20 am-4:25 pm

2 stops24h 20m

$1,446

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 2/18

7:05 pm-4:50 pm

2 stops32h 30m

Washington, D.C. Reagan-National

Mon 8/17

5:30 pm-8:50 am

2 stops29h 35m

$1,519

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Sat 6/13

7:20 pm-4:57 pm

2 stops31h 22m

Baltimore/Washington

Wed 7/15

4:39 pm-4:50 pm

2 stops62h 26m

$1,560

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Sat 6/13

7:20 pm-5:06 pm

2 stops31h 31m

Baltimore/Washington

Sun 7/19

8:10 am-4:50 pm

2 stops46h 55m

$1,563

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,537 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Kathmandu for as low as $1,329 on momondo.

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 25% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of January 2026, prices for Kathmandu to Washington, D.C. flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Kathmandu to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Fastest flight time	27h 53m
Direct flights	None

The fastest flight from Kathmandu to Washington, D.C. takes 27h 53m

There are no direct flights from Kathmandu to Washington, D.C.. There are no popular flight routes from Kathmandu to Washington, D.C..

Search flight deals

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?
A flight from Kathmandu Tribhuvan to Washington, D.C. will travel around 7689.5 mi. A reasonable flight in good conditions will take 27h 53m.
When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
As of January 2026, there are 5 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..
How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kathmandu to Washington, D.C.?
Based on momondo bookings for flights between Kathmandu and Washington, D.C., the leading airline is Qatar Airways, making up 74% of the total bookings. Other popular airlines include Turkish Airlines with 26%.

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
IndiGo	PriceFrom $480	Free Cancellation	Rating 6.8 527 reviews	Search IndiGo flights
Air India	PriceFrom $1,150	Free Cancellation	Rating 5.5 2,977 reviews	Search Air India flights
Turkish Airlines	PriceFrom $1,240	Free Cancellation	Rating 7.3 4,200 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,316	Free Cancellation	Rating 7.4 3,720 reviews	Search Qatar Airways flights
Emirates	PriceFrom $1,482	Free Cancellation	Rating 8.1 3,485 reviews	Search Emirates flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Tysons

Laurel

Colonial Beach

Silver Spring

Towson

Fredericksburg

Rockville

Gaithersburg

Manassas

Springfield

Fairfax

Linthicum Heights

Bethesda

Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kathmandu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Washington, D.C.?

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kathmandu. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Popular cities in the United States

Flights to New Yorkfrom $39

Flights to Los Angelesfrom $47

Flights to Miamifrom $49

Flights to Chicagofrom $57

Flights to Orlandofrom $42

Flights to San Franciscofrom $55

Flights to Las Vegasfrom $49

Flights to Bostonfrom $59

Flights to Atlantafrom $44

Flights to Dallasfrom $57

Flights to Seattlefrom $56

Flights to Denverfrom $56

Cheap flights from Kathmandu to Washington, D.C. from $537

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Kathmandu to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

KLM flights from Kathmandu to Washington, D.C.

Our best KLM deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

How far in advance should I book a flight to Washington, D.C.?

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 25% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of January 2026, prices for Kathmandu to Washington, D.C. flights are approximately 31% more expensive when compared to flights at the same time last year.

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 64% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Doha (DOH) offer the lowest average round-trip price of $1,433.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 21h 56m.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Dubai (DXB) has the shortest average layover time for this route: 4h 08m.

When to book flights from Kathmandu to Washington, D.C.

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Fastest flight time

Direct flights

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

What documentation or ID do you need to fly to Washington, D.C.?

What is the most popular airline from Kathmandu to Washington, D.C.?

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Kathmandu to Washington, D.C.?

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.